536740388 has 24 divisors (see below), whose sum is σ = 998450712. Its totient is φ = 251592704.

The previous prime is 536740387. The next prime is 536740409. The reversal of 536740388 is 883047635.

It can be written as a sum of positive squares in 4 ways, for example, as 427579684 + 109160704 = 20678^2 + 10448^2 .

It is a super-2 number, since 2×536740388² = 576180488220781088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (536740387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2120 + ... + 32832.

It is an arithmetic number, because the mean of its divisors is an integer number (41602113).

Almost surely, 2^536740388 is an apocalyptic number.

It is an amenable number.

536740388 is a deficient number, since it is larger than the sum of its proper divisors (461710324).

536740388 is a wasteful number, since it uses less digits than its factorization.

536740388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30991 (or 30989 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 536740388 is about 23167.6582329764. The cubic root of 536740388 is about 812.6834680912.

The spelling of 536740388 in words is "five hundred thirty-six million, seven hundred forty thousand, three hundred eighty-eight".